Optimal. Leaf size=110 \[ \frac{2 x \text{Hypergeometric2F1}\left (-\frac{1}{2},-\frac{b n+2 i}{4 b n},\frac{1}{4} \left (3-\frac{2 i}{b n}\right ),-e^{2 i a} \left (c x^n\right )^{2 i b}\right )}{(2-i b n) \sqrt{1+e^{2 i a} \left (c x^n\right )^{2 i b}} \sqrt{\sec \left (a+b \log \left (c x^n\right )\right )}} \]
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Rubi [A] time = 0.0693818, antiderivative size = 110, normalized size of antiderivative = 1., number of steps used = 3, number of rules used = 3, integrand size = 15, \(\frac{\text{number of rules}}{\text{integrand size}}\) = 0.2, Rules used = {4503, 4507, 364} \[ \frac{2 x \, _2F_1\left (-\frac{1}{2},-\frac{b n+2 i}{4 b n};\frac{1}{4} \left (3-\frac{2 i}{b n}\right );-e^{2 i a} \left (c x^n\right )^{2 i b}\right )}{(2-i b n) \sqrt{1+e^{2 i a} \left (c x^n\right )^{2 i b}} \sqrt{\sec \left (a+b \log \left (c x^n\right )\right )}} \]
Antiderivative was successfully verified.
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Rule 4503
Rule 4507
Rule 364
Rubi steps
\begin{align*} \int \frac{1}{\sqrt{\sec \left (a+b \log \left (c x^n\right )\right )}} \, dx &=\frac{\left (x \left (c x^n\right )^{-1/n}\right ) \operatorname{Subst}\left (\int \frac{x^{-1+\frac{1}{n}}}{\sqrt{\sec (a+b \log (x))}} \, dx,x,c x^n\right )}{n}\\ &=\frac{\left (x \left (c x^n\right )^{\frac{i b}{2}-\frac{1}{n}}\right ) \operatorname{Subst}\left (\int x^{-1-\frac{i b}{2}+\frac{1}{n}} \sqrt{1+e^{2 i a} x^{2 i b}} \, dx,x,c x^n\right )}{n \sqrt{1+e^{2 i a} \left (c x^n\right )^{2 i b}} \sqrt{\sec \left (a+b \log \left (c x^n\right )\right )}}\\ &=\frac{2 x \, _2F_1\left (-\frac{1}{2},-\frac{2 i+b n}{4 b n};\frac{1}{4} \left (3-\frac{2 i}{b n}\right );-e^{2 i a} \left (c x^n\right )^{2 i b}\right )}{(2-i b n) \sqrt{1+e^{2 i a} \left (c x^n\right )^{2 i b}} \sqrt{\sec \left (a+b \log \left (c x^n\right )\right )}}\\ \end{align*}
Mathematica [B] time = 4.31546, size = 380, normalized size = 3.45 \[ -\frac{2 x \cos \left (a+b \log \left (c x^n\right )-b n \log (x)\right )}{\sqrt{\sec \left (a+b \log \left (c x^n\right )\right )} \left (b n \sin \left (a+b \log \left (c x^n\right )-b n \log (x)\right )-2 \cos \left (a+b \log \left (c x^n\right )-b n \log (x)\right )\right )}+\frac{2 e^{2 i a} b n x \left (c x^n\right )^{2 i b} \left ((b n+2 i) x^{2 i b n} \text{Hypergeometric2F1}\left (\frac{1}{2},\frac{3}{4}-\frac{i}{2 b n},\frac{7}{4}-\frac{i}{2 b n},-e^{2 i a} \left (c x^n\right )^{2 i b}\right )+(3 b n-2 i) \text{Hypergeometric2F1}\left (\frac{1}{2},-\frac{b n+2 i}{4 b n},\frac{3}{4}-\frac{i}{2 b n},-e^{2 i a} \left (c x^n\right )^{2 i b}\right )\right )}{(b n+2 i) (3 b n-2 i) \sqrt{1+e^{2 i a} \left (c x^n\right )^{2 i b}} \sqrt{\frac{e^{i a} \left (c x^n\right )^{i b}}{2+2 e^{2 i a} \left (c x^n\right )^{2 i b}}} \left ((-2+i b n) x^{2 i b n}-i e^{2 i a} (b n-2 i) \left (c x^n\right )^{2 i b}\right )} \]
Warning: Unable to verify antiderivative.
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Maple [F] time = 0.283, size = 0, normalized size = 0. \begin{align*} \int{\frac{1}{\sqrt{\sec \left ( a+b\ln \left ( c{x}^{n} \right ) \right ) }}}\, dx \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [F] time = 0., size = 0, normalized size = 0. \begin{align*} \int \frac{1}{\sqrt{\sec \left (b \log \left (c x^{n}\right ) + a\right )}}\,{d x} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [F(-2)] time = 0., size = 0, normalized size = 0. \begin{align*} \text{Exception raised: UnboundLocalError} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [F] time = 0., size = 0, normalized size = 0. \begin{align*} \int \frac{1}{\sqrt{\sec{\left (a + b \log{\left (c x^{n} \right )} \right )}}}\, dx \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [F(-1)] time = 0., size = 0, normalized size = 0. \begin{align*} \text{Timed out} \end{align*}
Verification of antiderivative is not currently implemented for this CAS.
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